CR1206-JW-433ELF Equivalent & Substitute Parts

Part Overview

The CR1206-JW-433ELF is a 43 kOhms ±5% 0.25W chip resistor in 1206 (3216 Metric) package manufactured by Bourns Inc. This thick film, moisture-resistant component operates across -55°C to 155°C and is ROHS3 compliant. The part is currently active in production with 705 units in stock. Equivalent and substitute parts are identified based on matching electrical specifications, package dimensions, and mechanical compatibility to support design flexibility and supply chain continuity.

Substiute Parts

CR1206-JW-433ELF

Bourns Inc.In Stock: 762CR1206-JW-433ELF Datasheet

Current PartRFQ

CR1206-FX-4302ELF

Bourns Inc.In Stock: 25946CR1206-FX-4302ELF Datasheet

UpgradeRFQ

CRCW120643K0JNEA

Vishay DaleIn Stock: 15876CRCW120643K0JNEA Datasheet

SimilarRFQ

ERJ-8GEYJ433V

Panasonic Electronic ComponentsIn Stock: 55225ERJ-8GEYJ433V Datasheet

SimilarRFQ

RMCF1206JT43K0

Stackpole Electronics IncIn Stock: 7009RMCF1206JT43K0 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the CR1206-JW-433ELF are grouped into two categories based on electrical and mechanical compatibility:

Upgrade Category: CR1206-FX-4302ELF offers improved tolerance (±1% vs ±5%) and lower temperature coefficient (±100ppm/°C vs ±200ppm/°C) while maintaining identical package dimensions, power rating, and operating temperature range. This part is suitable for applications requiring tighter resistance accuracy.

Equivalent Category: CRCW120643K0JNEA (Vishay Dale), ERJ-8GEYJ433V (Panasonic Electronic Components), and RMCF1206JT43K0 (Stackpole Electronics Inc) maintain identical electrical specifications (43 kOhms ±5%, 0.25W) and package form factor (1206). These parts are direct functional equivalents with matching tolerance, temperature coefficient, and operating range. Differences exist only in manufacturer, product status, and optional automotive certifications (AEC-Q200).

Key Parameters for Substitution:

• Resistance value: 43 kOhms
• Tolerance: ±5% (or tighter)
• Power rating: 0.25W minimum
• Package: 1206 (3216 Metric)
• Operating temperature: -55°C ~ 155°C minimum range
• Composition: Thick Film

Parameter Comparison

Engineering Selection Recommendations

For Standard Applications: CR1206-JW-433ELF, CRCW120643K0JNEA, and RMCF1206JT43K0 are functionally equivalent and interchangeable. All three maintain active product status and ROHS3 compliance. Selection among these three should be based on availability, lead time, and cost considerations.

For Improved Tolerance Requirements: CR1206-FX-4302ELF provides ±1% tolerance and ±100ppm/°C temperature coefficient, offering superior accuracy compared to the standard ±5% tolerance specification. This upgrade maintains identical package dimensions and operating temperature range, enabling direct substitution in designs requiring tighter resistance specifications.

For Automotive Applications: CRCW120643K0JNEA and RMCF1206JT43K0 carry AEC-Q200 automotive qualification. These parts are suitable for automotive-grade designs requiring formal qualification documentation.

Avoid for New Designs: ERJ-8GEYJ433V carries "Not For New Designs" status. While electrically and mechanically equivalent, this part should not be selected for new product development. Existing designs using this part may continue operation, but migration to active alternatives is recommended for long-term supply chain stability.

Frequently Asked Questions (FAQ)

Q: Can CR1206-FX-4302ELF replace CR1206-JW-433ELF directly? A: Yes. CR1206-FX-4302ELF is a direct substitute with identical package dimensions (1206), power rating (0.25W), and operating temperature range (-55°C ~ 155°C). The upgrade offers tighter tolerance (±1% vs ±5%) and lower temperature coefficient (±100ppm/°C vs ±200ppm/°C), making it suitable for applications requiring improved accuracy.

Q: Are CRCW120643K0JNEA, ERJ-8GEYJ433V, and RMCF1206JT43K0 interchangeable with CR1206-JW-433ELF? A: Yes, all three parts are functionally equivalent. They share identical resistance (43 kOhms), tolerance (±5%), power rating (0.25W), package (1206), and operating temperature range (-55°C ~ 155°C). Differences exist only in manufacturer and optional certifications. ERJ-8GEYJ433V carries "Not For New Designs" status and should be avoided in new product development.

Q: What is the significance of AEC-Q200 automotive rating? A: AEC-Q200 indicates the part meets automotive industry qualification standards for reliability and performance in automotive applications. CRCW120643K0JNEA and RMCF1206JT43K0 carry this certification. For non-automotive applications, this certification is not required.

Q: Can I use a substitute part with different package dimensions? A: No. All substitute parts listed maintain the 1206 (3216 Metric) package form factor. Package dimensions are critical for PCB layout compatibility and cannot be altered without design modification.

Q: What does "Not For New Designs" mean for ERJ-8GEYJ433V? A: This designation indicates the manufacturer has discontinued active support for new product development. While existing inventory may be available and the part remains functionally equivalent, it should not be selected for new designs due to uncertain long-term availability and potential supply discontinuation.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All parts listed, including the main part CR1206-JW-433ELF and all substitutes, are ROHS3 compliant and REACH unaffected.